Forest Ecosystems

Table 3 Contingency table of accuracy assessment of tree diversity map with Kappa Statistic, Overall Accuracy, Producer’s Accuracy (PA) and User’s Accuracy (UA)

From: Spatial pattern of tree diversity and evenness across forest types in Majella National Park, Italy

		Validation data
		High	Low	Medium	Very high	Very low	Row total	UA%	PA%
Image data	High	5	0	0	0	0	5	100	83
	Low	0	5	0	0	0	5	100	83
	Medium	1	0	6	1	0	8	75	100
	Very high	0	1	0	5	0	6	83	83
	Very low	0	0	0	0	6	6	100	100
	Column total	6	6	6	6	6	30

Overall accuracy 91 %, Kappa Statistic 0.90

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